42503038 has 16 divisors (see below), whose sum is σ = 69426000. Its totient is φ = 19438272.

The previous prime is 42503023. The next prime is 42503051. The reversal of 42503038 is 83030524.

42503038 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18183 + ... + 20386.

It is an arithmetic number, because the mean of its divisors is an integer number (4339125).

Almost surely, 2^42503038 is an apocalyptic number.

42503038 is a deficient number, since it is larger than the sum of its proper divisors (26922962).

42503038 is a wasteful number, since it uses less digits than its factorization.

42503038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38619.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 42503038 is about 6519.4354050025. The cubic root of 42503038 is about 348.9849173702.

The spelling of 42503038 in words is "forty-two million, five hundred three thousand, thirty-eight".